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89845-97-6 1,3-benzenedisulfonic acid, 5-[[4-[(4-sulfophenyl)azo]phenyl]amino]-,tripotassium salt

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Product Name 1,3-Benzenedisulfonic acid, 5-[[4-[(4-sulfophenyl)azo]phenyl]amino]-,tripotassium salt
CAS No. 89845-97-6
Molecular Formula C18H15N3O9S3・3K